[INFO] fetching crate acmer-server 0.0.17...
[INFO] checking acmer-server-0.0.17 against master#d14d202262d13df896b0c624b0cec6e4bfde631a for pr-143028
[INFO] extracting crate acmer-server 0.0.17 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate acmer-server 0.0.17
[INFO] finished tweaking crates.io crate acmer-server 0.0.17
[INFO] tweaked toml for crates.io crate acmer-server 0.0.17 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate acmer-server 0.0.17 on toolchain d14d202262d13df896b0c624b0cec6e4bfde631a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate acmer-server 0.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d14d202262d13df896b0c624b0cec6e4bfde631a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


no output for 300 seconds